Fees and expenses, nominal interest rate, taxes
The American attitude shifted in favor of rights for Native Americans. This is based on "Polls showed that Americans believed in rights for Native Americans". Why it's not A is because it wasn't the polling that contributed to the act, but what the polls showed which is C.
Yes, in some areas Euopean impeialism was still eient after WW1.
Not that much information in the question. Where is the map?
I'm fairly certain it's the National Committee. Sorry if that's wrong